------------[ cut here ]------------ kernel BUG at mm/filemap.c:1615! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 5203 Comm: kworker/u4:6 Not tainted 6.2.0-rc8-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 Workqueue: writeback wb_workfn (flush-7:4) RIP: 0010:folio_end_writeback+0x43a/0x700 mm/filemap.c:1615 Code: 84 db 00 00 00 e8 d6 0a d2 ff e9 48 fc ff ff e8 cc 0a d2 ff 4c 89 ff 48 c7 c6 c0 94 f2 8a e8 0d ee 0f 00 0f 0b e8 b6 0a d2 ff <0f> 0b e8 af 0a d2 ff 4c 89 ff 48 c7 c6 c0 96 f2 8a e8 f0 ed 0f 00 RSP: 0018:ffffc9000489ebf8 EFLAGS: 00010293 RAX: ffffffff81b9c79a RBX: 0000000000000081 RCX: ffff8880213157c0 RDX: 0000000000000000 RSI: ffffffff8aea7f20 RDI: ffffffff8b3821c0 RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff1ca4ece R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea00009022f4 R13: 1ffffd400012045e R14: ffffea00009022c8 R15: ffffea00009022c0 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff707e7020 CR3: 000000002782d000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: f2fs_write_end_io+0x641/0xbc0 fs/f2fs/data.c:381 f2fs_submit_merged_ipu_write+0x480/0x500 fs/f2fs/data.c:914 f2fs_write_single_data_page+0x16bc/0x2070 fs/f2fs/data.c:2903 f2fs_write_cache_pages fs/f2fs/data.c:3115 [inline] __f2fs_write_data_pages fs/f2fs/data.c:3265 [inline] f2fs_write_data_pages+0x1976/0x2e80 fs/f2fs/data.c:3292 do_writepages+0x3a6/0x670 mm/page-writeback.c:2581 __writeback_single_inode+0x1a9/0x1550 fs/fs-writeback.c:1598 writeback_sb_inodes+0x947/0x1360 fs/fs-writeback.c:1889 wb_writeback+0x4ed/0x1030 fs/fs-writeback.c:2063 wb_do_writeback fs/fs-writeback.c:2206 [inline] wb_workfn+0x470/0x10e0 fs/fs-writeback.c:2246 process_one_work+0x8fa/0x1370 kernel/workqueue.c:2289 worker_thread+0xa63/0x1210 kernel/workqueue.c:2436 kthread+0x270/0x300 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:folio_end_writeback+0x43a/0x700 mm/filemap.c:1615 Code: 84 db 00 00 00 e8 d6 0a d2 ff e9 48 fc ff ff e8 cc 0a d2 ff 4c 89 ff 48 c7 c6 c0 94 f2 8a e8 0d ee 0f 00 0f 0b e8 b6 0a d2 ff <0f> 0b e8 af 0a d2 ff 4c 89 ff 48 c7 c6 c0 96 f2 8a e8 f0 ed 0f 00 RSP: 0018:ffffc9000489ebf8 EFLAGS: 00010293 RAX: ffffffff81b9c79a RBX: 0000000000000081 RCX: ffff8880213157c0 RDX: 0000000000000000 RSI: ffffffff8aea7f20 RDI: ffffffff8b3821c0 RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff1ca4ece R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea00009022f4 R13: 1ffffd400012045e R14: ffffea00009022c8 R15: ffffea00009022c0 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19413a8000 CR3: 00000000436cf000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400